<h2>Stories submitted by <%= @user.name %></h2>
<div id="stories_submitted">
    <%= render :partial => 'story/story', :collection => @stories_submitted %>
</div>
<h2>Stories voted for by <%= @user.name %></h2>
<div id="stories_voted_on">
    <%= render :partial => 'story/story', :collection => @stories_voted_on %>
</div>
<h2>Stories commented by <%= @user.name %></h2>
<div id="stories_commented_by">
    <%= render :partial => 'story/story', :collection => @stories_commented_on %>
</div>